HBM.UserSearch.AuthoriseUser C# (CSharp) Method

        private void AuthoriseUser()
        {
            gvUsers.Columns[0].Visible = Master.LoggedUser.IsUserAuthorised(Enums.Rights.UserManagement_User_Delete);
            gvUsers.Columns[1].Visible = Master.LoggedUser.IsUserAuthorised(Enums.Rights.UserManagement_User_Edit) ||
                Master.LoggedUser.IsUserAuthorised(Enums.Rights.UserManagement_User_View);
            gvUsers.Columns[2].Visible = !gvUsers.Columns[1].Visible;

            if (!Master.LoggedUser.IsUserAuthorised(Enums.Rights.UserManagement_User_Search))
            {
                Response.Redirect(Constants.URL_UNAUTHORISEDACTION, false);
            }
        }